Solidify Entry discarding logic (NavigationHandle keeps its ID)

content/browser/frame_host/navigation_request.cc

Index: content/browser/frame_host/navigation_request.cc
diff --git a/content/browser/frame_host/navigation_request.cc b/content/browser/frame_host/navigation_request.cc
index e45133bcfd436322384ff0de177721e129c16fab..239703fc1c6184d0369a33f4eefd8851ef9401fc 100644
--- a/content/browser/frame_host/navigation_request.cc
+++ b/content/browser/frame_host/navigation_request.cc
@@ -227,14 +227,15 @@ void NavigationRequest::BeginNavigation() {
       frame_tree_node_, nullptr, scoped_ptr<StreamHandle>());
 }
 
-void NavigationRequest::CreateNavigationHandle() {
+void NavigationRequest::CreateNavigationHandle(int pending_nav_entry_id) {
   // TODO(nasko): Update the NavigationHandle creation to ensure that the
   // proper values are specified for is_synchronous and is_srcdoc.
   navigation_handle_ =
       NavigationHandleImpl::Create(common_params_.url, frame_tree_node_,
                                    false,  // is_synchronous
                                    false,  // is_srcdoc
-                                   common_params_.navigation_start);
+                                   common_params_.navigation_start,
+                                   pending_nav_entry_id);
 }
 
 void NavigationRequest::TransferNavigationHandleOwnership(